219049845

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 442050048

約数和(自身を除く): 223000203

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 49, 51, 85, 105, 119, 141, 147, 235, 245, 255, 329, 357, 373, 595, 705, 735, 799, 833, 987, 1119, 1645, 1785, 1865, 2303, 2397, 2499, 2611, 3995, 4165, 4935, 5593, 5595, 6341, 6909, 7833, 11515, 11985, 12495, 13055, 16779, 17531, 18277, 19023, 27965, 31705, 34545, 39151, 39165, 44387, 52593, 54831, 83895, 87655, 91385, 95115, 117453, 122717, 133161, 195755, 221935, 262965, 274155, 298027, 310709, 368151, 587265, 613585, 665805, 859019, 894081, 932127, 1490135, 1553545, 1840755, 2086189, 2577057, 4295095, 4470405, 4660635, 6258567, 10430945, 12885285, 14603323, 31292835, 43809969, 73016615, 219049845]

約数ペア:

[(1, 219049845), (3, 73016615), (5, 43809969), (7, 31292835), (15, 14603323), (17, 12885285), (21, 10430945), (35, 6258567), (47, 4660635), (49, 4470405), (51, 4295095), (85, 2577057), (105, 2086189), (119, 1840755), (141, 1553545), (147, 1490135), (235, 932127), (245, 894081), (255, 859019), (329, 665805), (357, 613585), (373, 587265), (595, 368151), (705, 310709), (735, 298027), (799, 274155), (833, 262965), (987, 221935), (1119, 195755), (1645, 133161), (1785, 122717), (1865, 117453), (2303, 95115), (2397, 91385), (2499, 87655), (2611, 83895), (3995, 54831), (4165, 52593), (4935, 44387), (5593, 39165), (5595, 39151), (6341, 34545), (6909, 31705), (7833, 27965), (11515, 19023), (11985, 18277), (12495, 17531), (13055, 16779)]